/Engine/Plugins/Media/PixelCapture/Source/PixelCapture/Public/PixelCaptureOutputFrameRHI.h
Sometimes we need to pack data in a pixel format not fully supported by the RHI, so we may instead store it as a different format for transport and read it as the original format sometime later, this struct is meant to hold information about the wrapper format if it exists
struct WrapperFormatData
EPixelFormat
Format
int32
Height
int32
Width